CASTLE ROCK, CALIFORNIA

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Elevation: 190 meters Latitude: 37 38N Longitude: 121 29W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

09:16 am

10:51 pm
Local Time
6:17 am EDT
25 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

PRECIPITATION

Average Precipitation

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		223		50		21		27		18		7		3		1		---		2		10		26		60

Average Number of Days With Precipitation

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		39		8		5		7		3		1		1		---		---		---		2		4		8

Most Reported Precipitation in a Month

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		152		101		34		49		47		15		8		9		1		16		24		69		152

Least Reported Precipitation in a Month

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		14		---		15		---		---		---		---		---		---		---		2		4

Most Precipitation Reported in a Day

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		43.7		43.7		17.3		22.4		24.1		12.2		6.6		9.1		1		8.9		19.1		38.1		43.2

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27		6		3		4		3		1		1		---		---		---		1		3		5

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3		1		---		---		---		---		---		---		---		---		---		---		2

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.4		11.3		12.4		13.7		14.7		15.2		14.9		14		12.8		11.6		10.6		10.1

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.8		8.1		11.8		17		22		26.1		29.5		29.7		26.6		21.4		15.4		9.7		7.6

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.4		2.9		3.7		4.7		5.9		6.4		5.9		5.3		4.6		4		3.3		3		2.6

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.8		13.1		16.4		20.7		22.7		23.8		25.3		26.1		26.2		24.8		21.9		15.3		13.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		25.5		13.9		18		22.8		26.3		30.2		35.7		37.1		34.7		30.4		25.2		17		14.4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.8		8.1		11.8		17		22		26.1		29.5		29.7		26.6		21.4		15.4		9.7		7.6

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.3		3.2		4.3		5.8		7		8.2		7.6		6.5		5.3		5.2		4		3.4		2.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24.1		17.2		22.1		25.1		25.8		27.3		27.2		27.4		28.2		26.8		24.4		19.1		18.9

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		31.6		20		27.4		30.3		32.6		39.1		41.2		40.9		39.6		34.1		29.2		22.8		22.8

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16		6		9		12.6		18.4		21		25.9		27.2		25.3		18.8		13.8		7.5		6.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		3.4		2.5		2.5		3.6		4.8		4.6		4.7		4.4		3.5		3.3		2.7		2.4		1.8

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17		8.5		11.3		14.3		18.7		19.3		22.4		24.1		24.8		21.3		18.8		10.8		10.2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.7		7.6		10.4		12.6		18.6		19.7		27.7		31.5		31.6		23.8		20.2		10.4		10.2

NEARBY - MAP

NEARBY - LIST

Mendenhall Springs, California (0 mi / 1 km)
Banta, California (5 mi / 9 km)
West Modesto, California (5 mi / 9 km)
Tracy, California (10 mi / 16 km)
Byron, California (12 mi / 20 km)

GEOBA.SE

Castle Rock, California